Impeller for shotblast apparatus



FIG. 1 is a front top perspective view of an impeller for shotblast apparatus showing our new design;

FIG. 2 is a rear bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines illustrate environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for an impeller for shotblast apparatus, as shown and described. 